.details_box {
	max-width: 1440px;
	margin: auto;
	padding: 0 20px;
	margin-top: 100px;
	margin-bottom: 40px;
}
.details_box .ttl {
	font-size: 3.0rem;
	font-weight: bold;
	text-align: center;
	margin-bottom: 30px;
}
.details_box .ttl + p.read {
	font-size: 1.8rem;
	text-align: center;
}
.details_box .list {
	display: flex;
	justify-content: space-between;
	align-items: flex-end;
}
.details_box .list > li {
/*display:inline-block;
       letter-spacing:normal;
       vertical-align:bottom;*/ }
.details_box .list > li .back,
.list-box.back_box .back {
	font-weight: bold;
	font-size: 1.6rem;
}
.details_box .list > li .back a,
.list-box.back_box .back a {
	padding-right: 35px;
	color: #f29600;
	position: relative;
}
.details_box .list > li .back a::before,
.list-box.back_box .back a::before {
	content: "";
	position: absolute;
	right: 0;
	bottom: 5px;
	background: url(../img/back.png) no-repeat center center;
	background-size: contain;
	background-size: 28px;
	width: 28px;
	height: 10px;
	display: block;
	border: none;
	transform: none;
}
.list-box.back_box .back a::before {
	margin-bottom: 0;
}
.details_box .list > li:last-child {
	margin-left: auto;
	margin-bottom: 25px;
}

@media screen and (max-width: 900px) {
.details_box {
	margin-top: 40px;
}
.details_box .ttl {
	font-size: 2.3rem;
	margin-bottom: 20px;
}
}

@media screen and (max-width: 767px) {
.details_box .ttl + p.read {
	margin-bottom: 20px;
}
.details_box .list > li:first-child {
	width: 46%;
	margin-right: 2%;
}
.details_box {
	margin-bottom: 7%;
}
}

@media screen and (max-width: 330px) {
.details_box .ttl + p.read {
	font-size: 1.6rem;
}
.details_box .list > li .back,
.list-box.back_box .back {
	font-size: 1.4rem;
	letter-spacing: -0.05em;
}
}